Kell High School 4770 Lee Waters Rd, Marietta, GA30066 Carlton J. Kell High School was named for Carlton "Corky" Kell, a highly respected coach and athletic director for…More the Cobb County School District. Coach Kell is best remembered for his excellence as the football coach of Wheeler High School where he coached for eight seasons. Kell High School is located in northeastern Cobb County on approximately sixty-four acres. The school offers a broad spectrum of learning opportunities. Core curriculum courses are complimented by an array of fine arts programs, vocational programs, foreign language courses, honors and advanced placement offerings, and athletic activities. The mission of Kell High School is to develop responsible citizens equipped with the necessary communication skills in a nurturing and secure environment to be productive in a changing and diverse society.